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Very complete and well reading drawings. Documentation is essential for successful repairs.Good documentation, with all that is necessary. This manual was what I was waiting with all the information necessary for the repairing I need it for. You must buy it if you want to do repairs or simply understand how it works.
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Excellent service manual includes everything is need to repair this radio-caseete, how to disassemble, wiring diagram, all , waiting time until the download was only a few hours. I'm going to buy service manuals from here, are cheap and very good.Thank you.
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Good service manual,i saved from scrapping this deck,is now fully functional.Thanks.
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Found this to be the manual included with the original packinging, was helpfull but did not give any detailed repair instructions.
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Complete service manual, was very helpful in repairing this tapedeck.Thanks.
KRC-19A/G,289
MICROCOMPUTER'S TERMINAL DESCRIPTION
¶ Terminal Description IC1 : MI-COM. (X14-)
Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17-24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45-47 48 49 50 51 52 53 54 55 56 57-60 61 Pin Name XIN GND L DATA L L DATA S L CLK L CE SDA PLL DATA PLL CLK SD DATA C DATA H CH CLK MOTOR SCL AM+B FM+B PACK IN FF/REW GND GND VDD REQ C MUTE CH CON REQ H SVR AMP STBY AMP MUTE P CON ANT CON SW5V ILL BEEP ROLL OFF NOISE CANCELLER SEL1 SEL2 EQ MUTE FWD/REV REMO ACC DET I/O I I O O O I/O I/O O I I O I/O O O O O O O I I I I I O O O O O O O O O O O O O I I I I O O I O I O I Description Main clock resonator connection terminal TEST terminal 2 Data input from the LCD driver IC Data output to the LCD driver IC Clock output to the LCD driver IC CE output to the LCD driver IC Data input/output with the E-VOL. IC Data input/output with the F/E Clock output to the F/E SD input from the F/E Data input from changers Data output to changers Clock input/output with changers Cassette motor on/off output Clock output to the E-VOL. IC Processing Operation Connected to GND lines.
Hi : Station detected
N.C.(Not used) Hi : Motor ON
N.C.(Not used) AM+B ON/OFF output Hi : during AM reception FM+B ON/OFF output Hi : during FM reception Cassette tape Pack-in detection input Lo : Pack-in FF/REW detection input Lo : FF/REW, Hi : PLAY Connected to GND lines. Connected to GND lines. VDD connection terminal Connected to B.U. 5V lines. Request input from changers Lo : Request Audio mute on/off output Hi : Mute ON Changer control Lo : Standby, Hi : ON Request output to changers Lo : Request When the momentary power down, after Power IC reset terminal ACC ON/OFF is detected and after POWER OFF, the output becomes Hi temporarily. Power IC standby control output Hi : POWER ON mode Power IC mute control Lo : Mute Power control Hi : POWER ON mode Antenna control Hi : during FM/AM reception SW 5V control Lo : POWER ON mode Illumination AVR ON/OFF control terminal Hi : POWER ON mode N.C.(Not used) BEEP sound output N.C.(Not used) Roll off input Pull down to GND lines. (Not used) Noise canceller input Pull down to GND lines. (Not used) Destination input 1 Lo : KDC-19A/G, Hi : KDC-289 Destination input 2 Pull down to GND lines. (Not used) N.C.(Not used) Tape equaliser mute on/off output N.C.(Not used) FWD/REV detection input Lo : REV mode N.C.(Not used) Data input from the remote control light Pull down to GND lines. (Not used) sensor N.C.(Not used) ACC detection input Hi : ACC ON
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